The experiment was conducted on 6 monkeys and 2 human subjects.
source: WordNet 3.0
having human form or attributes as opposed to those of animals or divine beings
Human beings. The human body. Human kindness. Human frailty.
source: WordNet 3.0
Belonging to man or mankind; having the qualities or attributes of a man; of or pertaining to man or to the race of man; as, a human voice; human shape; human nature; human sacrifices.
source: Webster 1913
noun
any living or extinct member of the family Hominidae characterized by superior intelligence, articulate speech, and erect carriage
